Boilers with feeder for coal

Komfort Eko Duo

Automatic boiler KOMFORT EKO DUO ensures high servicing comfort with low operation costs. It is equipped with automated fuel feeding system to the furnace chamber and highly effective retort furnace made of heat-resistant cast iron ensuring long-term durability of this component. Developed, but friendly control system ensures that servicing comfort can be compared with boilers using liquid and gas fuels. Boilers are equipped with fixed water grate allowing use of boiler in case when there is no electric energy or periodical combustion of the other fuels. Boiler allows installation of the additional protection against fuel ignition in the container /extra payable option, installed on Customer’s request/.

5 lat gwarancji na szczelność wymiennika ciepła, 2 lata na pozostałe elementy i sprawne działanie kotła 5 years of warranty for heat exchanger tightness, 2 years for the remaining components and efficient operation of boiler
wymiennik ciepła wykonany z atestowanej stali kotłowej /gat. P265GH/ o grubości 6mm z hut Arcelor Mittal Poland S.A. heat exchanger made of certified boiler steel /grade P265GH/ of 6 mm thickness from steel mills of Arcelor Mittal Poland S.A.
sterownik K1 z kolorowym panelem dotykowym obsługującym 4 pompy /c.o.,c.w.u., obiegowa, podłogowa/. Możliwość obsługi zaworu mieszającego, sterowanie poprzez GSM lub Internet*, regulowany kąt położenia panelu sterującego controller K1 with colour touch panel servicing 4 pumps /central heating, hot utility water, circulation, floor pump/. Possibility to operate mixing valves, control using GSM or INTERNET*; adjustable angle of control panel
śruba podajnika paliwa wykonana w całości z jednego elementu screw of fuel feeder made of one piece
duża komora spalania z wysokoefektywnym palnikiem retortowym large combustion chamber with highly effective retort burner
dwie komory paleniskowe: dolna z palnikiem automatycznym, górna do spalania drewna /przy załadunku ręcznym/ two furnace chambers: bottom with automatic burner, upper for wood combustion /for manual charging/

 

(*) - extra payable equipment, installed on Customer’s request

DEFRO company reserves the right to introduce without any notice changes in technical parameters, equipment and specification of offered products. Information included on this page are not assurance within the meaning of art. 4 par 3 and 4 of the Act of 27 July 2002 on special conditions of consumer sales and change of Civil Code (hereinafter “Act”) and are not description of the product within the meaning of art. 4 par. 2 of the Act. This page is not an offer within the meaning of the art. 66 of the Civil Code.

Specification / boiler type Unit 12
15 20 25 30 35
Power range kW 3,6-12 4,5-15 6,0-20 7,5-25 9,0-30 10,5-35
Heating area m2 1,6 2,0 2,0 2,6 3,1 3,6
Area of heated
rooms*
m2 to 120 to 150 to 200 to 250 to 300 to 350
Capacity of fuel container*** kg ~132 ~132 ~132 ~132 ~191 ~228
Optimum thermal efficiency % ~86,7-88,7
Max. permissible operation
pressure
bar 1,5
Required flue gas draught Pa
22
24
26
28
30
31
Water supply temperature
max.
°C
65/80
Boiler weight ****
kg
374
407
441
465
565
605
Boiler water tank capacity l
58
62
72
78
87
102
Chimney section cmxcm
14x14
14x14
15x15
15x15
16x16
17x17
Chimney section Ø mm
160
160
165
170
180
195
Minimum chimney height m
6
7
8
8
9
9
Width mm
1045
1085
1085
1140
1340
1340
Depth mm
810
810
880
880
950
950
Height ** mm
1496
1496
1496
1496
1516
1566
Diameter of supply and return Dn
mm
G1 ½”
Flue size mm
159
159
178
178
194
194
Supply V/Hz
~230/50   
Maximum power consumption W
123
123
123 123
140
140
Height to bottom edge
of flue
mm
1129
1129
1120
1120
1144
1194
Dimensions of substitute combustion
chamber and charging hole
width 258
308
308
358
458
458
  depth 375
375
445
475
475
545
  height 230
235
250
240
240
350
  width x height
258 x 188
308 x 188
308 x 188
358 x 188
458 x 188
458 x 188

 

 

* Maximum area of heated rooms estimated for unit heat demand q=80 W/m2.
** Height of boiler can be additionally adjusted by means of provided levelling legs. Legs regulation varies from 38 to 50 mm.
*** Fuel tank capacity for charging density 0.8 kg/dm3

**** Boiler weight depends on the equipment.



DEFRO company reserves the right to introduce without any notice changes in technical parameters, equipment and specification of offered products. Information included on this page are not assurance within the meaning of art. 4 par 3 and 4 of the Act of 27 July 2002 on special conditions of consumer sales and change of Civil Code (hereinafter “Act”) and are not description of the product within the meaning of art. 4 par. 2 of the Act. This page is not an offer within the meaning of the art. 66 of the Civil Code.

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